1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3

Analysis

max time kernel
53s
max time network
146s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
03/02/2023, 09:50

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General

Target

1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe
Size

329KB
MD5

250cd5123a7ca108bf45d681c33b4602
SHA1

37a7333034268de06720f5f04756d2fe0ac8efd8
SHA256

1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3
SHA512

9488b3b65a2dc00542f4783f99e7a206933a7930ef4414b810ca6895a79582da7fb58753ee81e153d136a2021c3dafc86ece2cfab0c4331c87ce6c0c92832afe
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4552	oobeldr.exe
3240	oobeldr.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4940 set thread context of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4552 set thread context of 3240	4552	oobeldr.exe	71

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4764	schtasks.exe
5092	schtasks.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 4940 wrote to memory of 1352	4940	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	67
PID 1352 wrote to memory of 5092	1352	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	68
PID 1352 wrote to memory of 5092	1352	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	68
PID 1352 wrote to memory of 5092	1352	1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe	68
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 4552 wrote to memory of 3240	4552	oobeldr.exe	71
PID 3240 wrote to memory of 4764	3240	oobeldr.exe	72
PID 3240 wrote to memory of 4764	3240	oobeldr.exe	72
PID 3240 wrote to memory of 4764	3240	oobeldr.exe	72

C:\Users\Admin\AppData\Local\Temp\1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe
"C:\Users\Admin\AppData\Local\Temp\1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4940
- C:\Users\Admin\AppData\Local\Temp\1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe
  C:\Users\Admin\AppData\Local\Temp\1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1352
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
    3⤵
    - Creates scheduled task(s)
    PID:5092

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4552
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3240
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
    3⤵
    - Creates scheduled task(s)
    PID:4764

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
329KB

MD5
250cd5123a7ca108bf45d681c33b4602

SHA1
37a7333034268de06720f5f04756d2fe0ac8efd8

SHA256
1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3

SHA512
9488b3b65a2dc00542f4783f99e7a206933a7930ef4414b810ca6895a79582da7fb58753ee81e153d136a2021c3dafc86ece2cfab0c4331c87ce6c0c92832afe

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
329KB

MD5
250cd5123a7ca108bf45d681c33b4602

SHA1
37a7333034268de06720f5f04756d2fe0ac8efd8

SHA256
1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3

SHA512
9488b3b65a2dc00542f4783f99e7a206933a7930ef4414b810ca6895a79582da7fb58753ee81e153d136a2021c3dafc86ece2cfab0c4331c87ce6c0c92832afe

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
329KB

MD5
250cd5123a7ca108bf45d681c33b4602

SHA1
37a7333034268de06720f5f04756d2fe0ac8efd8

SHA256
1b623f37472a7f52ff1157f2560a90a7ece490070f1e79a359b94bcf6496acf3

SHA512
9488b3b65a2dc00542f4783f99e7a206933a7930ef4414b810ca6895a79582da7fb58753ee81e153d136a2021c3dafc86ece2cfab0c4331c87ce6c0c92832afe

Download Submit
memory/1352-186-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-179-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-228-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1352-187-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-174-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1352-185-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-176-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-184-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-183-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-180-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-182-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/1352-177-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-154-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-163-0x0000000007440000-0x00000000074B6000-memory.dmp

Filesize
472KB

Download
memory/4940-136-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-137-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-138-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-139-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-140-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-141-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-142-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-143-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-144-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-145-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-146-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-147-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-148-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-149-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-150-0x0000000000330000-0x0000000000386000-memory.dmp

Filesize
344KB

Download
memory/4940-151-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-152-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-153-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-116-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-155-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-156-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-157-0x0000000007030000-0x00000000070FC000-memory.dmp

Filesize
816KB

Download
memory/4940-158-0x0000000007600000-0x0000000007AFE000-memory.dmp

Filesize
5.0MB

Download
memory/4940-159-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-160-0x00000000071A0000-0x0000000007232000-memory.dmp

Filesize
584KB

Download
memory/4940-161-0x0000000004C90000-0x0000000004C96000-memory.dmp

Filesize
24KB

Download
memory/4940-162-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-135-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-164-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-165-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-166-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-167-0x0000000007140000-0x000000000715E000-memory.dmp

Filesize
120KB

Download
memory/4940-168-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-169-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-170-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-171-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-172-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-173-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-134-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-133-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-132-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-131-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-130-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-129-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-128-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-127-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-126-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-178-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-125-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-124-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-123-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-117-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-122-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-121-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-120-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-119-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4940-118-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads